Gerrit Graham (born November 27, 1949) is an American actor and songwriter. He has appeared in such films as Used Cars, TerrorVision, National Lampoon's Class Reunion and Greetings, where he worked with Brian De Palma for the first time. He would again work with De Palma on Hi, Mom and Home Movies, as well as Phantom of the Paradise, where he played flamboyant glam-rocker Beef. He has also appeared in two different roles on the Star Trek television series; as the Hunter of Tosk on Star Trek: Deep Space Nine, and as a member of the Q Continuum (adopting the name Quinn) in the Star Trek: Voyager episode "Death Wish". He was also the voice of Franklin Sherman in the animated series The Critic as well as a recurring role as Dr. Norman Pankow on the sitcom Parker Lewis Can't Lose.